Alchemy is a crafting profession which allows one to create mixtures such as potions and poisons, Like Enchanting, in Elder Scrolls Online, alchemy is unique from the other crafting professions in that it involves discovering the traits of the ingredients used in order to successfully craft an item.
There are a lot of traits; each Alchemy ingredient has four of them. Scroll down to see our definitive list of all alchemy ingredients and the traits of each one.